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Hardness: 5.5 - 6
Density: 5.9 - 6.2
Colours: Silver white to steel gray
| ||Crystal System: Monoclinic|
Reaction with HCl: Unknown
Identification in hand sample:
Gives off a garlic odour when crushed or heated. Colour is indicative.
Most common arsenic-bearing mineral. Found in high temperature hydrothermal veins, associated with galena, sphalerite, pyrite, chalcopyrite, scheelite, cassiterite and pyrrhotite.
Industrial / ecomonic uses:
A possible source of arsenic, however better secondary sources from smelting processes of other ores exist.